Hello, world!

I'm Casey Chu from the San Francisco Bay Area. I love thinking about math and science, and I'll be posting ideas that I find interesting on this blog. I'm also a programmer, and my favorite language is JavaScript (I'm a huge fan of Node.js), but I've done work with HTML, CSS, PHP, Python, C#, C++, and others. Enjoy the blog!

When I was in middle school, my teachers taught me the mechanics of algebra — try to isolate to variable by adding, subtracting, multiplying, and dividing both sides. And then in later years, my teachers expanded that toolbox to include … Continue reading →

Let’s say you want a function that outputs the smaller of two functions along its domain. It turns out that the expression for that function is this: $$\operatorname{min}(f(x),\ g(x)) = \frac{f(x) + g(x) – |f(x) – g(x)|}{2}$$ For example, take … Continue reading →